Doctor profile · Federal record

Dr. Jonathan Leff, MD

Anesthesiology Physician (CMS: Anesthesiology) · Bronx, NY

  • NPI 1881779270
  • MIPS 100.0 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Mmc - Dept. of Anesthesiology, 111 East 210Th Street
Bronx, NY 10467
(718) 920-4316
Mailing address
Mmc Anesthesiology, 111 E 210 Street
Bronx, NY 10467

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 27, 2017
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New York #236386

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881779270. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46
Distinct HCPCS
3
Medicare allowed
$19,380
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 20 20 $52
00562 Anesthesia for procedure on heart and large blood vessels using heart-lung machine (1 year or older) 14 14 $1,224
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 12 12 $101

In context: peer comparison

Among 36 peers in this city , average services per provider: 54. This provider delivers 0.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$597
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABIOMED 3 $288.09
Becton, Dickinson and Company 1 $186.75
Biosense Webster, Inc. 1 $121.73

By nature of payment

Food and Beverage
$597

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Leff's medical specialty?
Dr. Jonathan Leff practices Anesthesiology Physician in Bronx, NY.
Where does Dr. Jonathan Leff practice?
Dr. Jonathan Leff practices at Mmc - Dept. of Anesthesiology, Bronx, NY 10467. Office phone: 7189204316.
What is Dr. Jonathan Leff's NPI?
Dr. Jonathan Leff's National Provider Identifier (NPI) is 1881779270, issued by NPPES.
Does Dr. Jonathan Leff accept Medicare assignment?
Dr. Jonathan Leff does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Jonathan Leff commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for procedure on heart and large blood vessels using heart-lung machine (1 year or older) (HCPCS 00562); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556). Source: CMS Medicare Physician & Other Practitioners file.